Hi, I have fulfilled modeled your work. Write me a letter and I'll send you the reports in English and Spanish. The first report, one side is loaded, the second when both loaded and maximum mass acting on the base. Third, together with a sheet of granite, maximum of 4 sheets, because that the foundation of all of 8 cm and a thickness of a single sheet of 2 cm, one side and with both sides. Example Picture warning stickers.
If you want someting change, say me and i change.